[Bug middle-end/111683] [11/12/13/14 Regression] Incorrect answer when using SSE2 intrinsics with -O3

[pinskia at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111683

Andrew Pinski <pinskia at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
     Ever confirmed|0                           |1
      Known to fail|                            |7.1.0
           Keywords|                            |needs-bisection,
                   |                            |needs-reduction
   Last reconfirmed|                            |2023-10-03
   Target Milestone|---                         |11.5
            Summary|Incorrect answer when using |[11/12/13/14 Regression]
                   |SSE2 intrinsics with -O3    |Incorrect answer when using
                   |                            |SSE2 intrinsics with -O3
             Status|UNCONFIRMED                 |NEW
      Known to work|                            |6.1.0, 6.4.0

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Confirmed. Started between GCC 6 and GCC 7. Looks unrolling related too.